Physical change does not make a new chemical/object. A chemical change does.
Chemical Change example: Combining liquid and liquid to create a new substance
Answer:
Blue Open
Explanation:
Blue Planet - Open Ocean
Teachable Moments: The open ocean is often referred to as a "marine desert." ... However, the biodiversity in the open ocean, away from the flow of nutrients from the coasts, is the lowest for all aquatic ecosystems.
<span>The concentration of iodide ions doubled.
<span>From what was found in part a, the reaction rate increases by a factor of about 4.</span></span>
Answer: 0.156 mol
Explanation:
To find the moles of 17.2 g K₂S, we need to know the molar mass to convert.

Sorry, Cant really tell how to differentiate the students and trial times